National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

Overcast

48°F

9°C

Humidity 94%
Wind Speed N 7 mph
Barometer 30.15 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Apr 10:35 pm CDT
Extended Forecast for

Cross Plains TN

  • Tonight

    Tonight: A 40 percent chance of showers before midnight. Cloudy early, then gradual clearing, with a low around 40. North northwest wind 5 to 10 mph.

    Low: 40 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65. Northwest wind 5 to 10 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. West wind around 5 mph becoming north after midnight.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. North northeast wind around 5 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Southwest wind 5 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. West southwest wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South southwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers before midnight. Cloudy early, then gradual clearing, with a low around 40. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 65. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 44. West wind around 5 mph becoming north after midnight.
Monday
Sunny, with a high near 67. North northeast wind around 5 mph.
Monday Night
Clear, with a low around 47. Calm wind becoming south southeast around 5 mph after midnight.
Tuesday
Sunny, with a high near 78. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 54. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 80. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 58. South southwest wind around 5 mph.
Thursday
Sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 63.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cross Plains TN
 36.52°N 86.67°W (Elev. 699 ft)
Last Update:
10:36 pm CDT Apr 18, 2026
Forecast Valid:
10pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation